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Title: Defining circular functions: sine, cosine and tangent
Section: Circular functions
Course: Mathematical Methods: Units 3 and 4
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Defining circular functions: sine, cosine and tangent
About Lesson
This video looks at how to define the circular functions using the unit circle. It explains where each of the identities comes from and how the can be used for find a range of angles between 0 and 360 degrees.
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